Update font-optimization.md (#33266)
Update font-optimization.md (#33266)

Copy pasting the first paragraph will trigger the `@next/next/google-font-display` lint rule, users should be able to copy and paste it without warnings.
azukaru/next.js,azukaru/next.js,JeromeFitz/next.js,JeromeFitz/next.js,zeit/next.js,JeromeFitz/next.js,zeit/next.js,JeromeFitz/next.js,zeit/next.js,azukaru/next.js,azukaru/next.js